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public void del(String filepath) throws IOException{
File f = new File(filepath);//¶¨ÒåÎļþ·¾¶
if(f.exists() && f.isDirectory()){//ÅжÏÊÇÎļþ»¹ÊÇĿ¼
if(f.listFiles().length==0){//ÈôĿ¼ÏÂûÓÐÎļþÔòÖ±½Óɾ³ý
f.delete();
}else{//ÈôÓÐÔò°ÑÎļþ·Å½øÊý×飬²¢ÅжÏÊÇ·ñÓÐϼ¶Ä¿Â¼
File delFile[]=f.listFiles();
int i =f.listFiles().length;
for(int j=0;j<i;j++){
if(delFile[j].isDirectory()){
del(delFile[j].getAbsolutePath());//µÝ¹éµ÷ÓÃdel·½·¨²¢È¡µÃ×ÓĿ¼·¾¶
}
delFile[j].delete();//ɾ³ýÎļþ
}
}
del(filepath);//µÝ¹éµ÷ÓÃ
}
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void qk();
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